[12/14/12 - 01:24 PM]Lester Holt and Brian Williams to Anchor a Special Hour of "Dateline" Tonight at 10:00 p.m. ETNBC details its coverage of the tragic shooting that took place at Sandy Hook Elementary School in Newtown, Connecticut this morning.

NEW YORK, NY - December 14, 2012 - NBC News will provide comprehensive special coverage of the tragic shooting that took place at Sandy Hook Elementary School in Newtown, Connecticut on Friday morning. Below are programming details. All updates will be released throughout the day as they become available.

Friday, December 14

NBC Nightly News

Brian Williams will anchor a special one-hour edition of "NBC Nightly News" live from Newtown, CT at 6:30 p.m. ET, featuring reports on the tragedy and the investigation, the families and communities affected, and the reaction across the country.

Dateline

Lester Holt and Brian Williams will anchor a special hour of "Dateline" devoted to the shooting at 10:00 p.m. ET with Brian Williams live from Newtown, CT.

NBCNews.com

Friday's special editions of "NBC Nightly News" and "Dateline" will live stream on NBCNews.com. NBC News Special Reports and press conferences are also available via live stream and for delayed viewing on the site. For the latest breaking news, updates, photos and video from NBC News, visit NBCNews.com, Facebook.com/NBCNews and @NBCNews on Twitter.

MSNBC

In addition, MSNBC will have continuing coverage throughout the day and primetime, including a live 10:00 p.m. ET hour with Chris Jansing anchoring from Newtown, CT. MSNBC will also have extended news coverage on Saturday until at least 7:00 p.m. ET.

Saturday, December 15

Today

Matt Lauer and Savannah Guthrie will co-anchor a special edition of "Today" live from Newtown, CT along with Lester Holt and Erica Hill. Ann Curry and Willie Geist will report.